The newspaper of the physics community November 2005 How to solve our energy crisis Ayala Ochert reports from the conference Challenges and Solutions: UK Energy to 2050. ables. The case for nuclear must be made on its own, without trying to damn renewables in the process,” argued Bulkin. The prospects for renewable power generation are extremely promising, the conference heard. The practicable resource – of wind, solar, tidal, wave and biomass – is many times the energy required now or by future generations. The UK has the largest wind resource in Europe and wind power is on target to provide 14% of our electricity needs by 2020. Technologies improve each decade, prices continue to fall and comfortable houses that are net exporters of electricity to the grid are being built today. While policies such as the Renewables Obligation have helped to fund some sectors – such as wind – much more support is needed from government to encourage investment and make renewable energy a reality in the UK, the conference heard. Despite the potential for reducing energy demand and for zero-carbon technologies, in 2050 we are still likely to be reliant on fossil fuels, particularly for transport. Rob Socolow of Princeton University described progress in the field of carbon capture and storage – a way of reducing the carbon dioxide emissions from fossil fuels. He predicted that “clean coal” technologies could be developed in the next two decades, whereby the carbon dioxide produced by coal power plants could be fed and stored in underground aquifers. The Intergovernmental Panel on Climate Change has recently estimated that such technologies could account for 15–55% of carbon dioxide emission reductions by 2050. The question of whether we have already reached peak oil production or whether it is a few decades away was hotly debated. If the peak has passed, then we can expect much higher oil prices over the coming years and this will change the whole energy debate, the conference heard. Susan Owens, a policy expert from Cambridge University, concluded the meeting with a look at how scientists frame their discussions about energy. “There is this idea that the problems are defined by science, the solutions are defined by technology and then society comes in at the end as a barrier. It’s a very curious way of looking at it.” Owens says that the role of society must be considered from the start. “The social world defines what is feasible just as much as the technical defines what is feasible.” www.einsteinyear.org CONTENTS 2 News International review of UK physics ● Plymouth festival ● Homeland security debated 4 Reflections The view from Rwanda ● Outstanding teachers 5 People Author Alexander Masters finds writing a poor second to physics 6 Letters Pay for PhDs ● Fallacious physics gets it wrong ● Notifying deaths 7 Event horizon What’s on in physics 8 Antimatters Tim Durham’s beautiful photos of soap films “Going into physics was a rather feeble rebellion.” Alexander Masters, p5 “It can be hard to see Nobel laureates as normal people.” James O’Dwyer, p5 PAY YOUR SUBSCRIPTION ONLINE AT members.iop.org I n t e ractions November 2005 Albert Einstein™ HUJ, www.albert-einstein.net “The case for nuclear must be made on its own, without trying to damn renewables in the process.” Jamie Simmonds Two years ago the UK government set a target for reducing the country’s carbon dioxide emissions by 60% before 2050. This year the country became a net importer of natural gas; by 2010 it will be a net importer of oil; and by 2025 only one nuclear power station will still be in operation. With these challenges in mind, on 12–13 October the Geological Society, together with six of the country’s leading science and engineering institutions – including the Institute of Physics, the Royal Society of Chemistry and the Institution of Electrical Engineers – convened the conference Challenges and Solutions: UK Energy to 2050. The two-day meeting, which drew scientists and engineers from all parts of the energy sector, produced a lively debate. On 10 November the proposed “solutions” will be presented to a group of MPs and peers at the Royal Society. There were several key messages from the conference. First, it is technically feasible to achieve a 60% reduction in emissions by 2050. Second, doing so would have no impact on the country’s competitiveness or GDP during that period. And, third, all of this could be achieved without resorting to nuclear power, although the goal would be more difficult to meet. These sanguine messages were tempered with a warning to government – it must act now to be able to meet these The conference explored ideas for meeting future UK energy demand. targets. Many at the conference expressed frustration that, while govimprovements in the design and ernment may be saying the right safety of reactors and their acceptance things, individual government departin countries such as France, Finland ments often act in ways that thwart and Japan, public opposition in the their best efforts to implement techUK remains the biggest barrier to their nological solutions. use here. Fear of terrorist attacks on Energy efficiency is expected to nuclear facilities and the connection achieve at least half of the necessary with nuclear weapons manufacture reductions in carbon dioxide emis(brought to the fore with the current sions. The conference heard that such situation in Iran) only help to add to savings can often be simply and easthat opposition. ily achieved through existing techCurrently the UK generates 20% of nologies, but much stricter product its electricity from nuclear power, but standards and tougher building reguby 2025 there will be only one reactor lations must be enacted to force down still in operation unless government energy use more quickly. approves the building of new reactors. Philip Sellwood of the Energy Saving Conference participants – both proTrust argued passionately against the and anti-nuclear – agreed that a deciscourge of products like patio heaters. sion must be taken soon about the “Right now there is this Jeremy future of nuclear power in the UK. Clarkson mentality, but we don’t Bernie Bulkin of AEA Technology expect products in the marketplace suggests that nuclear proponents that are unsafe, so why do we allow must change their approach. “They ones that are unsustainable?” he said. are largely dismissive of risks, overly The conference heard an upbeat optimistic on costs and urge people to view of nuclear technologies and the ignore everything that has happened prospects for managing radioactive in the past. They also seem to be intent waste by burying it deep underon promoting nuclear by pointing out ground. However, despite significant everything that is wrong with renew- 2 news HIGHLIGHTS Nanotechnology pays dividends Diamonds are a doctor’s best friend Materials scientists have developed low-friction medical implants using “diamond” coatings, which may reduce infections caused by superbugs such as MRSA. Joe Franks of Brunel University outlined his new method on 20 September at the conference Novel Applications of Surface Modification, organised by the Applied Physics and Technology Division of the Institute. Medical implants and engineering components can be coated with a diamond-like carbon (DLC) material to make them harder wearing, to reduce friction between components and to provide lightweight corrosion protection. Unlike other coating materials, DLCs can be deposited on a surface without heating it to a high temperature, so they can also be used to coat plastics. They are also biocompatible, so won’t trigger the coagulation of blood. Franks’ team has already provided DLCcoated knee implants to the Royal National Orthopaedic Hospital. What’s new in spacetime? rent-carrying capacity 1000 times that of copper.” NanoTubiX, a spin-out company from Surrey’s ATI, is fabricating branched nanotubes that could be used as gas detectors, biosensors, miniaturised EEG and ECG monitors or remote sensors. George Adamson from the consultancy Technology for Industry described how the company iStat had developed biosensors that allow nursing staff to do on-the-spot analysis of blood. And Alec Reader of Innos described how this R&D company produces prototype nanotechnology devices on behalf of other small and large businesses. “We act as a foundry for early-stage micronanotechnology, and hopefully people come back to us later to provide larger-scale production.” The company helped the University of Southampton to produce a device that harnesses energy from vibrations, which is used to extend the life of pacemakers. Innos was originally 100% funded by the Engineering and Physical Sciences Research Council. Robert Bowman, head of nanostructured media research at Queen’s University, Belfast, says that a lot of globally significant nanotechnology research is happening in Northern Ireland. For example, Seagate Technology – one of the world’s largest hard-disk manufacturers – employs 1100 there. It has been experimenting with tunnelling magnetoresistant and giant magnetoresistant effects to enhance the signal-to-noise ratio in consumer products. Michele Hill-Perkins, business manager of Partnerships UK, which offers advice to public-sector organisations looking to exploit publicly funded research, spoke of the “real predicament” in balancing the pressure to publish with protecting intellectual property. Issues such as these are likely to be discussed on the newly created online Nanotechnology Forum. http://industry.iop.org/induni/ nano Pete Vukusic New Journal of Physics has published a special issue on spacetime – one of three to celebrate the centenary of Einstein’s annus mirabilis in 1905, when he published papers on Brownian motion, the photoelectric effect and special relativity. “Spacetime 100 Years Later” looks at the subject from Einstein’s earliest work on relativity through to the latest thinking in cosmology. “Perhaps most remarkable about these breakthroughs in physics was the revision of our ideas of space and time themselves,” said editors Richard Price and Jorge Pullin. “The revision has become a permanent feature of our understanding of reality.” Nanotechnology is being exploited in fields as diverse as blood analysis and the manufacture of hard-disk drives and solar cells, and prospects for further commercial exploitation are promising, said speakers at the conference Commercialising Research for Nanofabrication last month. The event was the latest in a series organised as part of the Institute’s Emerging Technologies Programme, which aims to bring together academics and business people. “Nanotechnology is an area that we cannot afford not to invest in. It’s really an ideal time to form strategic investment alliances,” said Ravi Silva, director of the Advanced Technology Institute (ATI) at the University of Surrey. “When we started we could only produce carbon nanotubes at 700 °C or above. Now we do a lot of the work at room temperature. We can make nanotubes with a tensile strength 20 times that of high-tensile steel, without increasing the weight, and a cur- P LY M O U T H F E S T I V A L www.njp.org Our universe – quarks and all Pete Edwards of Durham University has been named as the Institute’s 2006 Schools Lecturer. Edwards will be taking audiences of 14- to 16-year-olds on a journey through the cosmos, exploring the latest research in astronomy and particle physics. His lecture, which will tour the UK from February to December, will include demonstrations, hands-on activities and 3D movie clips “to uncover the evidence for the birth of the universe as a soup of quarks following a big bang”. Edwards, a former physics teachers, is coordinator of the outreach programme at the Ogden Centre for Fundamental Physics. http://teachingphysics.iop.org Physics professor is on the right track Stuart Palmer, deputy vice-chancellor and former head of physics at the University of Warwick, has had a train named after him. Hull Trains bestowed the unusual honour as it unveiled its new fleet of Pioneer trains. Palmer was recognised for his work on ultrasound when he was at the University of Hull, which opened up its widespread commercial use in medicine. “The work of Prof. Palmer has a huge impact on the world of medical science and the ongoing benefits are incalculable,” said Mark Leving, managing director of Hull Trains. “His foresight and innovation, and his pioneering spirit made him an obvious choice for our Class 222 Pioneer train.” By coincidence, Warwick’s physics department recently developed a new ultrasonic method of detecting dangerous cracks in rail tracks. I n t e ractions November 2005 Pete Vukusic of the University of Exeter was a speaker at the Plymouth Festival of Physics, which was held on 15–16 October. He told visitors about the “secret photonics in nature” and explained the physics behind the silver of fish scales, the blue of peacock feathers and the translucent colours of butterfly wings. “In nature there are optical systems that are breathtaking in both their aesthetic and their scientific elegance,” said Vukusic. The festival, organised by the Institute’s South West Branch, was attended by more than 500 members of the public. Nobel Prize goes to optics researchers This year’s Nobel Prize in Physics has been awarded to three scientists working in the field of optics. Half of the prize goes to Roy Glauber of Harvard University for his contribution to the quantum theory of optical coherence; the other half is shared by John Hall of the University of Colorado and Theodor Hänsch of the Max Planck Institute for Quantum Optics in Garching, Germany, for their contributions to the development of laser-based precision spec- troscopy, including the optical frequency comb technique. Glauber’s work in 1963 showed how light from thermal sources and light from coherent sources, such as lasers, are fundamentally different. “Roy Glauber is often called the ‘father of quantum optics’,” said Allan Boardman, chair of the Institute’s Quantum Electronics and Photonics Group. “He put the subject on a firm footing by insisting on the role of the photon through quantum mechanics and its synergistic relationship to what was then just called optics. It’s nice that he’s been recognised at last at the age of 80.” Hall and Hänsch’s work in 1984 made it possible to measure optical frequencies to an accuracy of 15 significant figures and led to the development of lasers with very precise frequencies. It also enabled the creation of extremely accurate clocks and improvements in the technology used in global positioning systems. In addition their frequency comb technique helped others to measure the stability of fundamental constants over time. ● The Institute is in the process of setting up a new group in quantum optics, quantum information and quantum control. For more information about the group, e-mail: sarah.verth@iop.org. news 3 Terror research is big business Terrorism has changed in the last decade and the technology industry must quickly adapt to this new threat, the Institute’s Business Partners were told at the second of this year’s Key Insight Business Briefings. The meeting, entitled Homeland Security and Defence R&D and held on 10 October, drew people from physics-based industries to hear from the country’s foremost experts discussing the future of R&D in this area. Presenting the view from industry was the executive chairman of QinetiQ, Sir John Chisholm. Alan Pratt, director of the Home Office Scientific Development Branch, gave the government perspective. Both speakers agreed that, in this new era of suicide bombers and their loosely coordinated terrorist networks, old methods of security may not always work and, in some cases, would actually make attacks more likely. For example, airport security was developed in an era when hijacking was the most significant threat, says Chisholm. “But if you are a suicide bomber today, you could hardly conceive of a better environment than an airport. All of those people congregated in a single place, and think of the worldwide disruption caused by bombing even a single airport.” Chisholm spoke of the spectrum of threats that we now face, from the low probability but very-high-impact attacks involving chemical, biological, radioactive or nuclear materials (CBRN) to the high-probability but smaller-scale suicide bombings. The former require considerable infrastructure to implement and are therefore more likely to be intercepted through the existing intelligence infrastructure. The latter are much Hastings honours Michael Faraday On 12 October an Institute of Physics commemorative plaque was unveiled at 3 Prior’s Cottages in Hastings in honour of Michael Faraday. It had been commissioned by the Institute’s South Central Branch. On 29 August 1831, Faraday discovered the phenomenon of electromagnetic induction; four days later he left to holiday in the seaside town. He carried on the research on his return to London and presented his findings to members of the Royal Society later that year. Home Office Scientific Development Branch Ayala Ochert reports from an Institute meeting on how physics can combat terrorism. Enhanced X-ray scan. “Stand-off screening” would allow for more subtle detection of weapons and bombs. harder to detect because they require much less organisation. The 7 July 2005 attack on the London Underground was put together by “four lads in a gym”, Chisholm points out. New technologies must focus more on these lower-impact, higher-probability events, says Chisholm, but he notes that most of the US government’s $4.4 bn budget for homeland security R&D was focused on CBRN attacks. The European budget will be €2 bn from 2007. Chisholm identified several areas of technology that should be developed to combat the threat of terrorism in the 21st century. “Stand-off biometrics” could be used to identify people from a distance and to pick out a face in a crowd. “Stand-off people screen- ing” could be used to scan people and check for concealed weapons or explosives without exposure to X-rays or other harmful energy sources. One promising stand-off screening technology is terahertz detection – an area in which the UK is a leader. “Anomalous behaviour detection” involves the intelligent use of CCTV cameras to analyse people’s movements against predicted normal behaviour. Pratt agrees that there is a “new paradigm” for security, but says that the government had been doing a huge amount since the “wake-up call” of 11 September 2001. Pratt highlights many of the same technologies as Chisholm, but suggests that governments must not focus on individual technologies in isolation. His depart- ment is taking an integrated approach to the threat – from preventing people from becoming terrorists in the first place to protecting against attacks through people screening, making use of technologies to pursue the perpetrators of attacks, and then making sure that the emergency services are well prepared should a terrorist attack still take place. The speakers were joined by Keith O’Nions, director-general of Research Councils UK, and Frances Saunders of Dstl for a panel discussion. Public perceptions of risks and public attitudes to these technologies – particularly those that intrude on privacy – were key topics for discussion, as was the balance of public and private investment in this area. Panel assesses UK physics A week-long series of site visits and meetings around Britain has just been completed by the panel carrying out the International Review of UK Physics and Astronomy Research 2005. The 14 panel members – eminent international scientists drawn from seven countries – came to the UK in the week beginning 31 October to examine the current state of the country’s physics and astronomy research. The review, expected to report in January 2006, will discuss the quality, distribution of effort and future potential of the research. It aims to indicate areas of strength and weakness, improvement, decline and growth since the last review, which was done in 2000. Then, the panel found that UK research in physics and astronomy was “at the very highest level worldwide”, but added that it was “in a state of slow recovery from a long period of chronic underfunding” and that efforts should be made to attract young people into physics research and education, as well as to increase the number of women in physics. The last review was confined to five Russell Group universities plus Queen Mary and Westfield College, London, and the Rutherford Appleton Laboratory. This time the net has intentionally been cast wider, according to Randal Richards, who is director of innovation and research at the Engineering and Physical Sciences Research Council (EPSRC). “It was a deliberate choice to have a broader mix of the universities and research groups so as to have a more rounded picture of physics research in the UK,” he said. “What EPSRC hopes to get from the review is an objective evaluation of the quality of physics research in the UK and its standing rel- ative to the very best research groups internationally.” The Institute of Physics is a joint sponsor of the review, together with EPSRC, the Particle Physics and Astronomy Research Council and the Royal Astronomical Society. The panel will be chaired by Jürgen Mlynek, president of the Helmholtz Association in Germany. The panel will split into groups, each evaluating two or three universities. The Rutherford Appleton Laboratory will be evaluated along with Cambridge University; Cardiff University; the University of Wales, Swansea; Durham University; Lancaster University; Leicester University; Liverpool University; Liverpool John Moores University; Imperial College London; University College London; Warwick University and the Scottish Universities Physics Alliance. IN BRIEF Two students who met at the British finals of the 2003 Physics Olympiad, which is an international competition for secondary school students, tied the knot this summer. Thomas Cope, 20, met Wei Wang, 22, at the finals at Abingdon School, Oxford. Wang had come to the UK from China when she was 17 and was the only girl among the 15 finalists. She made it onto the international team and also represented Britain at the Chemistry Olympiad in Greece. When they met, both had places to study medicine at Cambridge and they stayed in touch until they met up again at university. “We knew we’d get married eventually but decided to do it now because we’re medics and won’t graduate for seven years,” said Cope. ● Alison McLure has been appointed the full-time national officer in Scotland for the Institute of Physics -- a new post created to increase the Institute’s presence and influence in Scotland. McLure will work across the full range of Institute activities, including physics outreach, supporting Institute members and influencing public policy relating to physics at all levels in Scotland. McLure has a degree in physics from Aberdeen University and worked for the Meteorological Office for 10 years, including researching and developing mountain weather stations and weather forecasting in the Antarctic. She has also worked as a policy officer in the environment and rural affairs department of the Scottish Executive. Most recently she led the People Exchange Programme of the Scottish Leadership Foundation. ● Some 46 university departments in the UK and Ireland have already joined the Institute’s Undergraduate Bursary Scheme. Starting in 2006, the departments will be allocated a quota of bursaries, each worth up to £1000 per annum for the duration of the physics course. The bursaries will be distributed among physics students who do not traditionally choose physics, or those who might be deterred from studying the subject for financial reasons. ● Sir Michael Berry, the Royal Society Research Professor of Physics at the University of Bristol, has been awarded the Pólya Prize of the London Mathematical Society in recognition of his profound and innovative contributions to mathematics and mathematical physics. Earlier this year Berry was also elected a fellow of the Royal Society of Edinburgh. ● I n t e ractions November 2005 4 reflections Physics has a key role in development Romain Murenzi “The government of Rwanda believes strongly in the potential of science and technology for fostering sustainable development.” The importance of physics for the economic development of all countries is clear. Physics is the most basic of sciences, and its concepts and techniques underpin the progress of all other branches of science. It is also a cross-cutting discipline that has applications in many sectors of economic development, including health, agriculture, water, energy and information technology. And the application of science through technology is crucial for providing the infrastructure that all modern countries need. The role of science in sustainable development was recognised at the United Nations Millennium Summit in 2000. A careful analysis of the Millennium Development Goals that came out of the summit shows the importance of science and technology in meeting those goals and as a tool for economic growth. As this issue of Interactions goes to press, politicians, educators and physicists from all over the globe will be meeting in Durban, South Africa, to consider the role of physics in creating a sustainable future for developing countries. The perspective from my own country, Rwanda, may offer some insights into the difference that physics can make. Rwanda has no appreciable natural resources and is therefore focusing on the development of its people to lead the development of the country, in particular in the areas of science and technology. The government of Rwanda believes strongly in the potential of science and technology for fostering sustainable development. In 2001 the Ministry of Education was expanded to form the Ministry of Education, Science, Technology and Scientific Research, with the mandate to carry out the development of science and technology in education and beyond. More recently the country also adopted a national policy on science, technology and innovation with four major objectives: knowledge acquisition, creation and transfer, and the building of a culture of innovation. Three of the eight Millennium Development Goals relate to health, and clearly the health of the population in developing countries is crucial for its sustainable development. This means access to the right equipment for the diagnosis of diseases and the efficient communication of medical data. With the help of medical physics and information technology, Rwanda is making some progress in this area. We recently acquired a CT scanner, and King Faisal Hospital in Kigali is becoming a hub for the development of telemedicine, which brings with it a return in foreign currency. The Ministry of Health is also creating a national nutrition and epidemic surveillance information system, and it plans to deliver basic medical equipment to all rural heath centres. This should have a significant impact on the diagnosis and treatment of diseases like malaria. Safe drinking water and hygienic sanitation are also central to health and the fight against poverty, hunger, child death and gender inequality. Improved access to safe water frees up substantial time, for women and children in particular, for more productive work. Improved sanitation also brings benefits to public health and to the environment. Physics and engineering are making a difference through the use of simple gravimetric techniques (to bring water from the valleys up to higher altitudes) and through rainwater harvesting and irrigation techniques. Rwanda is facing an energy crisis because the capacity of its generating plant cannot meet the country’s needs as it continues on its development path. It is our goal to meet these needs in an environmentally sound and sustainable manner, and a thorough understanding of the physics involved in energy generation, exploitation and distribution will be essential if this goal is to be achieved. One consequence of Rwanda’s energy crisis is that every year thousands of trees are cut down and the firewood used for cooking, and this has resulted in severe soil erosion. Following the example of the Kigali Institute of Science and Technology, we plan to equip all schools with biodigesters. This should save thousands of trees, help to solve the schools’ sanitation problems and develop technical and scientific skills among the students and teachers involved, demonstrating to them the importance of science, technology and innovation in solving real-life problems. Of course, information and communications technologies will also be crucial. As we develop our infrastructure, including fixedline and optical-fibre networks, a knowledge and understanding of the physics that underpin these technologies will be essential. We have been working with several countries, including the UK, Australia, the US, the Netherlands, Belgium and Sweden, to further these goals, and we are receiving support from the UN, the African Development Bank and the World Bank. This summer the Institute of Physics invested in the future of Rwanda, sponsoring a team of physics teachers from the UK to come and train our teachers in the use of physics apparatus. Such partnerships will be vital if countries like Rwanda are to build a sustainable future. Romain Murenzi is the Minister of Education, Science, Technology and Scientific Research in Rwanda and former chair of the department of physics at Clark Atlanta University. The World Conference on Physics and Sustainable Development took place on 31 October – 2 November 2005. focal point: teachers awards Nominate an outstanding physics teacher It has almost become a cliché to say that good teachers make all the difference. But, like most clichés, it’s founded in truth. In an upcoming Institute review of the factors that affect girls’ participation in physics, the role of the teacher comes high on the list. Good physics teachers are able to make the subject relevant to all of their pupils – boys and girls alike – to show how physics can lead to a rewarding career and to instil a belief in them that they can succeed in the subject. Here at the Institute we do whatever we can to support teachers of physics. We help to recruit new ones though the Physics Enhancement Project, we provide training on our Update Courses, we support them via the Affiliated Schools Scheme, we help them to help each other I n t e ractions November 2005 through the Physics Teachers Network, and we work with them to develop major projects like the Advancing Physics A-level. Every year we also honour those teachers who are really outstanding through our annual UK Teachers Awards. These are judged by a group of teachers and former teachers – people who are well aware of the work, challenges and rewards of being a science teacher. There are two categories for the awards: secondary school teachers who inspire in their pupils a love of physics, and primary school teachers who inspire a love of science. The award winners receive a certificate, a commemorative paperweight and a cash award (sponsored this year by Corus), but we believe that the recognition for their efforts is the true reward. Teachers who have received these awards in the past have been truly deserving of that recognition, as these comments from the 2005 awards show: ● “His infectious enthusiasm for physics captures the imagination of his students as he stretches the able whilst inspiring the most reluctant.” ● “As a consequence of his teaching, physics became the most popular A-level subject.” ● “A physics teacher who expends a great deal of time and energy in spreading and sharing his passion for physics.” ● “A highly imaginative teacher who takes advantage of all tools at her disposal.” ● “An incredible primary science teacher who has succeeded in making science exciting.” ● “She has an outstanding ability to teach difficult topics to children and has helped teachers with little expertise to become more confident.” The Teachers Awards are not a competition but the chance to spotlight and celebrate the work of science teachers. Nominations come from many sources, including students, headteachers, colleagues, governors, advisers, Institute branches and parents. So if you know of an outstanding teacher who deserves recognition, why not nominate them for our 2006 awards? Daniel Sandford Smith is the Institute’s education manager. For a nomination form, visit http://teachingphysics.iop.org or e-mail gita.tailor@iop.org. Closing date for nominations: 18 November 2005. people 5 profile: Alexander Masters Back to a future in theoretical physics There are those who take on a profession – accountant, doctor, lawyer, even scientist – to finance the writing career that they secretly yearn for. But for prizewinning author Alexander Masters the reverse is true. His first and greatest passion is theoretical physics and, despite the success of his recently published book, writing comes a poor second, supporting him as he studies for an MSc in maths and physics at the Open University. He received critical acclaim and a £7000 prize in an Arts Council competition for his book Stuart: a Life Backwards – a true account of how he got to know a homeless man who was living rough on the streets of Cambridge – which was published this year. Masters got into writing almost in spite of himself and his family background. His mother, Joan Brady, is a novelist who won the Whitbread Prize (after an earlier career as a ballerina in New York). His father, Dexter Masters, was the editor of a New York magazine and author of The Accident – a novel about the physicists at Los Alamos who worked on the atomic bomb. The family moved to the UK when Alexander was six months. “I was always expected to go into the arts because my whole family is in it, so going into physics was a rather feeble rebellion. But having got into it, I found it got me.” (To bring things full circle, his mother has now embarked on an Open University physics degree.) Masters gained first-class honours in physics at King’s College London, and then went to Cambridge to study for the Part III maths tripos. He began a PhD in the philosophy of physics and quantum mechanics but felt that his maths was inadequate and eventually gave it up. There followed a series of jobs and attempts to make his living from writing, with varying periods of success and failure. He took a job in a hostel for homeless people in Cambridge because the hours fitted in well with his writing. While there, he became fascinated by the residents. “They told these wonderful stories – sometimes tragic, sometimes humorous, sometimes hilarious, sometimes just downright weird. They are people who have David Bebber Heather Pinnell meets a successful author for whom physics comes first. Alexander Masters has won praise for his novel about a homeless man. experienced extreme emotions and, as a consequence, they have interesting things to say. It is as if they are reporting back from this journey – they have travelled to the outer limits of experience.” He became acquainted with Stuart’s story when they worked together on a successful campaign to free the director of the centre, Ruth Wyner, and day-centre manager, John Brock, from prison. In a widely publicised case, the pair had received five- and four-year jail terms, respectively, because there had been drug-dealing at the premises. Stuart’s appalling childhood experiences had helped to turn him into a violent criminal and suicidal heroin addict. When he eventually died in front of a train, the coroner recorded an open verdict. “His whole life was in fragments so that there was never a sense that I had captured him,” says Masters. “He “Writing just didn’t provide something that physics always did, which is the rigour.” would be happy on a Monday, and in hospital or prison by the Friday. When he died, I lost a very good friend.” Despite his writing success, Masters felt that something was missing. “Writing just didn’t provide something that physics always did, which is the rigour. Writing does call for constant pruning and cutting back and being firm. But it’s still all about you somehow, and you are the only judge of whether it is any good or not. I get thoroughly sick of that. Science is utterly refreshing – it is not concerned with me.” For many years he kept his old physics books turned the wrong way round as he found it too upsetting to see their titles and be reminded of the career that he had left behind. In 2003 he started his Open University MSc. “It’s enormously pleasurable trying to come up with ideas in writing, but this only lasts for about 10 minutes. If you get the answer to a problem in physics, the feeling can last for all of two days. My absolute ambition would be to have another bit of brain tacked on and fill it up with the ability to do physics,” he says. Masters has had to put his MSc on hold for a year to promote his book, which was recently bought for a television play. He’s hoping that his studies – mainly into group theory – will soon help him to fulfil his dream. “Really the writing is to get me through a PhD so at the end I might get an academic post. If there’s anyone who wants to exchange graduate-level physics lessons for any writing help I could give, I would be happy to do it.” OBSERVATIONS Cambridge postgraduate James O’Dwyer describes the week this summer when he met a dozen Nobel Prize winners on the small island of Lindau in Germany. “If I could explain it in three minutes, it wouldn’t have been worth the Nobel Prize.” Richard Feynman To a physics student like me, the achievements of a Nobel laureate seem staggering, and the moments of inspiration that lead to them remain mysterious. So it can be hard to see Nobel laureates like Feynman as “normal people”. But for one week each summer there is a meeting in Lindau, Germany, that is designed to change this perception by introducing postgraduates to Nobel Prize winners. I arrived in Lindau in late June without much information, lost and late, but fortunately the island turned out to be sufficiently small to find most places using a random-walk algorithm. The rest of the small UK contingent located me, and I found myself making friends with members of the dark side – there were three chemists and two medics because this year, for the first time, the meeting involved all three disciplines. One of the themes of the meeting was climate change. Some of the laureates were experts in this field but they all had something to say about it. The consensus seemed to be that the social issues are as important as the science, with some governments still exercising their prerogative to ignore expert opinion. It was a fascinating discussion and a real highlight of the week. That evening, at the conference dinner, I found myself seated at a table with David Gross (Physics ’04). I was a bit star-struck at first, but I soon realised that he was indeed a “normal person”. I even spoke to him a little about my work (in theoretical high-energy physics), and he made some intriguing comments about the future of scientific publishing. In theoretical physics we tend to read preprints that appear on the Internet archive arXiv and rarely consult printed journals for recent papers. But I agreed with him that the peer-review process that you get with journals is still of value, if not the printed matter itself. The next day, Brian Josephson (Physics ’73) also reflected on the future of arXiv in his talk. (Josephson’s prize-winning work was in condensed matter theory, associating his name with a superconducting junction and a constant). He put the case for little or no censorship on the ArXiv. But I still feel that restrictions on who can post preprints may be essential for the archive to remain useful. The question is likely to become more pertinent if online archives become the dominant medium for scientific communication. During the week I had lunch and chatted with the British Nobel laureates at the meeting. I soon found that their formidable scientific reputations didn’t preclude them from sharing the same sense of humour as the rest of us. Richard Roberts (Physiology or Medicine ’93) is involved with the Ig Nobel prizes and is still waiting for the British Army to collect an award (apparently given for the use of nonfiring guns, which required soldiers to shout “bang!”). Sir Harry Kroto (Chemistry ’96), the discoverer of the C60 bucky-ball, gave an outstanding prelunch talk. He made brilliant use of music and video to tell us about his latest research and his work in science education. Most of all I was impressed by his energy and enthusiasm. It was a superb week – quite different in spirit to my more usual conferences. I learned a lot and was pleasantly surprised to find the laureates so approachable. If I have a criticism it is that, in comparison with other countries, the UK seemed to be underrepresented. I hope that next time more students will be able to attend and to meet, and be inspired by, some of the world’s most brilliant scientists. If you would like to contribute to OBSERVATIONS , please send an e-mail with your idea to interactions@iop.org. I n t e ractions November 2005 6 letters President Prof. Sir John E Enderby CBE FRS CPhys FInstP, President Elect Mr Peter Saraga CPhys FInstP, Honorary Secretary Prof. John L Beeby CPhys FInstP, Honorary Treasurer Dr J A (Tony) Scott CPhys Hon.FInstP, Vice-president, Education Dr Elizabeth Swinbank CPhys FInstP, Vice-president, Industry and Business Dr Keith Winters CPhys FInstP, Vice-president, Membership and Qualifications Mr Alan Pratt CPhys FInstP, Vice-president, Science Prof. Carole Jordan FRS CPhys FInstP, Chief Executive Dr Robert Kirby-Harris CPhys FinstP, Director, Education and Science Prof. Peter Main CPhys FInstP, Director, International Dr Peter Melville CPhys FInstP, Director, Membership and Electronic Services Mr John Brindley, Director, Strategy, Communications and Business Dr Paul Danielsen FInstP, Group Finance Director Mr Sean Fox MInstP, Managing Director, Institute of Physics Publishing Mr Jerry Cowhig. Editor Ayala Ochert, Assistant Editor Heather Pinnell, Art Director Andrew Giaquinto Institute of Physics, 76 Portland Place, London W1B 1NT, UK. Tel: +44 (0)20 7470 4800 ; fax: +44 (0)20 7470 4991; e-mail: interactions@iop.org; Web: http://members.iop.org LETTER FROM Bursaries for PhDs? Spiders in sight …the editor It is very commendable that the Institute of Physics is providing bursaries for a number of undergraduate students. However, perhaps you might also like to consider bursaries for those who are in the first few years of their postdoctoral research. Pay is now less (after tax) than that received by PPARC case PhD students and by all PPARC PhD students who do some teaching during term-time. The UK is currently in a situation where students who wish to work in a university must now take a pay cut when starting their first job after their PhDs. It will become very difficult for universities to recruit the best staff unless this situation is rectified immediately. I think you have been a bit hard on Tintin (“Fallacious Physics”, October). You can indeed see an infocus giant spider against the night sky if the spider is on the telescope lens, but it would need to be the field lens of the eyepiece rather than the objective lens. I had just such an experience while looking through the 28 inch refractor at Greenwich Observatory – and very scary it was, too! Ayala Ochert is editor of Interactions. I n t e ractions November 2005 Stuart Malin Blackheath, London Playing with fire Elizabeth Swinbank York I was interested to see the old chestnut about Piggy’s glasses in Lord of the Flies (“Fallacious Physics”, October). While it is indeed impossible to increase the intensity of light using a divergent lens surrounded by an Not dead yet NEW MEMBERS IN MEMORIAM Simon Angove, Joseph Awotwi-Pratt, Clare Balkeen, Scott Bazley, Mark Bertinat, Arthur Blackburn, Donald Breadner, Patrick Brown, Paul Bukar, Damien Clarke, Stephen Evans, Isabel Forrester, Hugh Griffiths, Carsten Gundlach, Stephen Harrison, David Hillier, Paul Hosmer, Paul Jobson, Adrian Johnson, Ranjit Kaur, Peter Kelly, Mandeep Khela, Stuart King, John Laoye, Roy Lemmon, Alexandra Manning, Christopher Pearman, Emi Piuila-Afitu, Andrew Powell, Benjamin Punchard, James Rhodes, Bernard Riley, Adam Robinson, Sean Ryan, Babasaheb Sankapal, Brian Shortt, Ke Wang, David Ward, Charles Weiner, Jonathan Wright. Hermann Bondi, Kenneth Budden, Kenneth Close, J Geiger, Dennis Hill, Colin Honeybourne, Alan Lettington, J V Long, William McKechin, Joseph Rotblat. by the UK Resource Centre for Women in SET. The free 10 week course is designed to develop skills and confidence through online activities, tutorials and discussion. There are opportunities to meet potential employers, role models and mentors from the world of SET. For additional information, pay a visit www3.open.ac.uk (course code T160). ● The Institute’s Group Coordination Committee at its October meeting approved the merger of the Liquids and Complex Fluids groups, the creation of the Astroparticle Physics Group and the creation of the Quantum Optics, Quantum Information and Quantum Control Group. Also, as part of a wholesale simplification of the Insitute’s Bylaws, references to the divisions were removed from the Bylaws. Divisions continue to exist and operate under Council’s general powers to create committees. Jay Goldman Cambridge I was surprised to get an e-mail from a colleague expressing sadness at seeing my name listed in the “In Memoriam” section of Interactions (October). I assured him that I am alive and well, and I should like to assure others, too, that this is the case. I understand that the notice in fact referred to another former member of the Institute with the same name. I have considerable concerns at your policy of publishing a list of names with no other identifying information – not even middle initials in most cases. I know that space is always at a premium but if this item is to be useful and avoid misleading, it is essential that you include more information in future. Alastair I M Rae Reader in Quantum Physics (retired), University of Birmingham. Editor responds: Where there is more than one member with the same name, we will include their initials. Write to interactions@iop.org or the address above. Letters may be edited for length. notices Elizabeth Berry, David Faux, Neil Geddes, Paul Harrison, Kevin Hyman, Theodorus Janssen, S McKenna-Lawlor, Klaas Wynne. ● The Institute’s annual Awards Dinner will be held at the Savoy Hotel, London, on 19 January 2006. Members are invited to apply for tickets at a cost of £95 (inclusive of VAT, predinner drinks and wine). For further information, contact Sorayah Afful (e-mail: sorayah.afful@iop.org). Cheques should be made payable to The Institute of Physics. Applications for tickets must be received by 10 December 2005. ● A course to help women back into a science, engineering and technology (SET) career has been developed by the Open University in collaboration with Return, a national scheme created and run ● Members are invited to get involved in Moonwatch, the mass experiment designed to lead to a more accurate lunar calendar and better predictions of when the new crescent moon is first visible each month (see October Interactions). To take part, look for the new crescent moon immediately after sunset in the western sky on 3–5 November and 2–4 December, and then record what you have seen at www.crescentmoonwatch.org. MEMBER OFFER ● Online subscriptions prize draw Ivan Dale from Coatbridge, Lanarkshire, is September’s prize-draw winner. He will receive a 512 MB data stick. For your chance to win a datastick, pay your subscription online at http://members.iop. org when you receive your next subscription notice. TO There are two smart ways to pay: • by direct debit • by credit card online Log on to http: //members.iop.org for full details P Your life is busy enough — make it easier by paying your Annual Subscription 2006 the smart way FR NE G EE RO U NEW FELLOWS ANNOUNCEMENTS WANTED GE Many thanks to the 1615 members who took part in the first Interactions reader survey over the summer. Interactions launched in July 2004, taking the place of the “Institute Matters” section of Physics World and with the aim of improving communication between the Institute and its members. One year on, we were keen to hear more about what you think of your new member newspaper. The results of the survey are gratifying. Of those who responded, 58% said that they read every issue. A surprising 40% of you keep hold of your copy after you’ve read it. And almost everyone (95%) said that Interactions is as good as or better than the old “Institute Matters”. Interactions was set up in part as a response to an earlier survey of members, in which you told us that the main reason you join the Institute is to feel part of the physics community. The newspaper appears to be satisfying member needs in this area too – 59% of you said that one of the main reasons you read Interactions is for its articles about other people in the physics community, and 68% of you said that Interactions enhances your feeling of being a part of this community. You seem to like the content, too – 85% said that the balance of articles is “about right”, 70% said that the newspaper covers all of the areas that you’d like to see, and 97% find it readable. A big surprise was the popularity of the experiment on the back page. It’s clearly designed for children but more than half of you look at it and a remarkable 26% actually try out the experiments (fewer than half of those are parents trying them out with their children). A handful of people asked the question: Why does Interactions exist as a separate publication from Physics World? The first reason is that there is now more space to cover the activities of the Institute — Interactions is four times as large as “Institute Matters” used to be. And, as Physics World is increasingly sold by subscription to non-members outside the UK and Ireland, that additional content can’t reasonably be contained in the magazine. There is one important area for improvement. While most readers were aware that they could send letters to Interactions, 30% were not. I would encourage all of you to write to Interactions, not just about the articles that you read here but on any matter concerning the Institute. It’s your opportunity to share your thoughts with the Institute and with your fellow members – in other words, to interact. opaque “stop”, a lens in mid-air produces a region of enhanced intensity where the light that has been caused to diverge by the lens overlaps with the light that has bypassed it. When I tried this with a circular lens held in the beam of a desk lamp I was surprised at how bright the circle was. I would not be at all surprised to find that a fire could be started using a divergent lens with some dry tinder under tropical sunlight. Physicists may “know” that a fire can’t be started using a lens prescribed for myopia, but perhaps William Golding knew better. event horizon 7 Visit whatson.iop.org for the Institute’s full online calendar for the physics community or www.einsteinyear.org for Einstein Year public outreach events (indicated in blue). N OV E M B E R 05 IOP Semiconductor Physics Group, Nottingham, UK 11 November http://conferences.iop.org/TSR International Seminar on Medical Applications of Signal Processing IEE, London, UK British Electromagnetic 3–4 November Measurements 2006 www.iee.org/Events/MASP2005.cfm NPL, Teddington, Middlesex, UK 14–17 November ONE-DAY MEETING www.bemc2005.npl.co.uk Low Temperature Techniques Course Aston Business School, Birmingham, UK 9 November A series of five talks aimed primarily at newcomers to experimental research at low temperatures. These will be given by experts in cryogenic handling, thermometry, superconductivity, measurement and control, and cryogenic techniques below 1K. Organised by the Institute’s Low Temperature Group. http://conferences.iop.org/LT05 ● An Afternoon with Albert Einstein Buckfast Abbey, Devon, UK 5 November www.buckfast.org.uk Quantum Cryptography IOP in Scotland, Royal Society of Edinburgh, UK 8 November www.phy.hw.ac.uk/~phydtr/iop Postgraduate Training Workshop: Preparation and Patterning of Magnetic Materials IOP Magnetism Group, London, UK 8 November http://conferences.iop.org/PGW Medical Thermography and Thermometry IPEM/NPL, Teddington, Middlesex, UK 9 November www.npl.co.uk/tman ● Celestial Harmonies The Jewish Museum, London, UK 15 November marketing@jewishmuseum.org.uk 18 November www-admin.iee.org/Events/ ACE4.cfm Constant Speed – UK tour continues Edinburgh Festival Theatre 23–25 November Theatre Royal, Plymouth 30 November – 3 December A celebration of Einstein’s life and work, interpreted through dance. www.rambert.org.uk Human Factors Engineering Symposium: People and Systems – Who Are We Designing For? ● Enjoying the Heavens Without IEE, London, UK Spending the Earth 16–17 November Bristol Astronomical Society, Bristol http://conferences.iee.org/pas2005 Grammar School, UK 18 November www.bristolastrosoc.org.uk Phase Transitions in Polymeric Systems IOP Polymer Physics Group, ● You Don’t Have to be a Genius London, UK Birkenhead Park, Cheshire, UK 17 November 18 November – 3 December http://conferences.iop.org/PHT Mary Green 0151 653 9602 ● Making Merry Various venues, Winchester, UK 19–20 November www.visitwinchester.gov.uk For full details of Einstein Year events (indicated in blue) and of what’s happening near you, visit www.einsteinyear.org/events. ● The Nanoworld – Order Out of Disorder Café Scientifique, The College Club, Glasgow University, UK 17 November m.maclean@bio.gla.ac.uk International Symposium on Scientific Imaging: Seeing the Invisible Laboratorio de Optica, University de IEE Seminar on Safety Assurance Murcia, Madrid, Spain 17–18 November IEE, London, UK http://lo.um.es/ 10–11 November symposium_invisible www.iee.org/Events/ safetyassurance.cfm 4th IEE Seminar on Advances in Carbon Electronics Experimental Techniques in IEE, London, UK Semiconductor Research Diamond Life The Royal Institution, London, UK 22 November www.rigb.org ● After Einstein 1905 Bedales School, Petersfield, Hampshire, UK 22 November Eric Wooding 01428 722 450 CONFERENCE Bio-Dielectrics: Theories, Mechanisms and Applications University of Leicester, UK 10–12 April 2006 Annual conference of the Institute’s Dielectrics Group, focusing on the interaction of electric fields with biological materials. The whole of the electromagnetic spectrum will be covered, along with biological materials at all scales, from molecules and biopolymers to cells and tissues. http://conferences.iop.org/BID ● Our Beautiful Sun: a Neighbour from Hell! RDS/IOP in Ireland, RDS Concert Hall, Dublin, Ireland 22 November ciaran.byrne@rds.ie ● Einstein vs Newton: Who Was the Greatest of All Time? The Royal Society, London, UK 23 November www.royalsoc.ac.uk The Role of a Patent Attorney Within the Field of Intellectual Property University of Glasgow, UK 23 November www.physics.gla.ac.uk/Colloquium Low Temperature Thermometry NPL/British Cryogenics Council, Oxford, UK 24 November www.npl.co.uk/tman/meetings/ meetings_index.html ● The Story of Physics Bath Royal Literary and Scientific Institution, Bath, UK 24 November www.brlsi.org Ageing Management of Graphite Reactor Cores Conference British Carbon Group, Cardiff, UK 28–30 November www.graphiteageing.org.uk Beyond WEEE: Unsustainable Product Design and How to Avoid It IEE, London, UK 29 November www.iee.org/Events/beyondweee. cfm History of Air Pollution IOP Environmental Physics Group/History of Physics Group/South West Branch, Bristol, UK 30 November http://conferences.iop.org/HAP Quantum Field Theory and Its Ramifications Hobart, Australia 30 November – 2 December www-theory.phys.utas.edu.au/ theory/qftfest/index.html DECEMBER 05 New Directions in Liquid Crystal Science The Royal Society, London, UK 5 December www.royalsoc.ac.uk/events Christmas Meeting on Solid State NMR IOP Magnetic Resonance Group (BRSG), London, UK 7 December http://conferences.iop.org/CMS CONFERENCE The New European Landscape for Electricity Markets: Developments in Liberalisation and Security of Supply IEE, London, UK 5 December www.iee.org/Events/NELEM.cfm Second Workshop on Noise, Chaos and Complexity in Lasers and Nonlinear Optics Universidad de la Republica, Colonia del Sacramento, Uruguay 5–9 December www.fisica.edu.uy/~cris/workshop. html Successful SMEs 76 Portland Place, London, UK 21 November Funding and finance for small technology-based firms is the theme of this event, which is part of the annual Successful SMEs: Spin-outs and Start-ups series. Including short presentations from experts on funding options for physics-based SMEs and the Department of Trade and Industry, and case-studies of personal experiences from the physics-based SMEs community. http://industry.iop.org The Supercool Submillimetre IOP in Scotland, Royal Society of Edinburgh, UK 6 December http://scotland.iop.org The Hunter Memorial Lecture and Dinner 2005 IEE, Birmingham, UK 8 December www.iee.org/Events/hunter.cfm Diamond Industry Open Day Diamond Light Source, Didcot, Oxfordshire, UK 6 December www.diamond.ac.uk The Measurement and Characterisation of Medical Biosensors Micro & Nano Technology Measurement Club, NPL, Teddington, Middlesex, UK 9 December www.npl.co.uk/metrology_clubs/ mnt Material Properties for Finite Element Simulations: Getting it Right (Part 1 Metals) IMechE, London, UK 6 December www.imeche.org.uk/events/FES CONFERENCE Condensed Matter and Materials Physics (CMMP 06) University of Exeter, UK 20–21 April 2006 Including a student day on 19 April with lectures designed for research students, as well as technical sessions and invited speakers. There will be opportunites for young researchers to present their work through symposia and poster sessions. Organised by the Institute’s Condensed Matter and Materials Physics Division. http://conferences.iop.org/ CMMP06 ● How to Survive a Croc Attack with Custard Powder and Other Stories University of Leeds, Leeds Town Hall, UK 9–10 December Georgina Wilkins 0113 3433848 2nd International Conference on Nanomaterials and Nanotechnology The Royal Society, London, UK 12–15 December melanie.boyce@iom3.org ● ‘Jewish Science’ – Einsteinian Physics and Freudian Psychoanalysis The Jewish Museum, London, UK 13 December marketing@jewishmuseum.org.uk YoungPhysicists Conference 2005 25–27 November 2005 Trinity College Dublin, Ireland “ rai ” If you understand… see you there! ypc@iop.org http://yp.iop.org/ypc2005.htm I n t e ractions November 2005 matters 8 Capturing the transient beauty of bubbles Artist Tim Durham’s new exhibition, Soap Opera, demonstrates the variety and complexity of soap films. particles Thinking of changing career? Looking for advice on what steps to take? The Institute of Physics has produced the booklet “New Directions”, which offers practical advice on how to change career, as well as profiles of physicists who have already made the transition. To request your copy, e-mail: members.careers@iop.org. I n t e ractions November 2005
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